CN112458470A - Novel neutral bright cleaning agent and preparation method and use method thereof - Google Patents
Novel neutral bright cleaning agent and preparation method and use method thereof Download PDFInfo
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- CN112458470A CN112458470A CN202011344101.2A CN202011344101A CN112458470A CN 112458470 A CN112458470 A CN 112458470A CN 202011344101 A CN202011344101 A CN 202011344101A CN 112458470 A CN112458470 A CN 112458470A
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
Abstract
The invention discloses a novel neutral bright cleaning agent and a preparation method and a use method thereof, wherein the cleaning agent is prepared from the following raw materials in percentage by weight: 10-15% of hydroxyl carboxylate, 3-5% of surfactant and a brightener: 3-5 percent of complexing agent, 5-8 percent of organic amine, 3-5 percent of oxidant and 8-10 percent of deionized water, the raw materials of the scheme are easy to obtain and have low cost, the product performance is stable and durable, the cleaning agent can be used repeatedly, is nontoxic, smokeless and tasteless, the wastewater treatment is simple and environment-friendly, the application range of the cleaning agent is wide, the cleaning agent not only can brighten copper materials, but also can clean materials such as aluminum, iron, stainless steel and the like.
Description
Technical Field
The invention relates to the field of metal surface treatment, in particular to a novel neutral bright cleaning agent and a preparation method and a use method thereof.
Background
Most of the bright cleaning agents for copper materials in the current market are strong acid type cleaning agents, although the acid cleaning agents can obtain good bright cleaning effect, the acid bright cleaning system generally generates acid mist and harmful gas in the using process, and causes unfavorable damage to physical and psychological health of production personnel; meanwhile, acid wastewater generated during production is not easy to treat, and certain pressure is generated on the ecological environment. The bright cleaning agent is a neutral to alkalescent system, does not generate acid mist and harmful gas in the production and use processes, obtains good bright cleaning effect and simultaneously protects the safety and ecological environment of production workers.
Disclosure of Invention
In order to overcome the defects, the invention aims to provide a novel neutral bright cleaning agent, a preparation method and a use method thereof, which can solve the problems.
In order to achieve the above object, the first aspect of the present invention provides a novel neutral bright cleaning agent, which comprises the following raw materials by weight:
10-15% of hydroxycarboxylic acid salt
3 to 5 percent of surfactant
A brightener: 3 to 5 percent of
5 to 8 percent of complexing agent
3 to 5 percent of organic amine
8 to 10 percent of oxidant
The balance of deionized water.
Further, the salt of a hydroxycarboxylic acid is: one or more of potassium citrate, sodium citrate, potassium tartrate, sodium malate and sodium salicylate.
Further, the surfactant is: alkyl glycoside, fatty alcohol-polyoxyethylene ether sulfate, sodium alkyl benzene sulfonate, etc.
Further, the gloss enhancer is: polyethylene glycol, ethanol, propanol, glycerol, etc.
Further, the complexing agent is: tetrasodium EDTA, disodium EDTA.
Further, the organic amine is: one or more of monoethanolamine, diethanolamine and triethanolamine.
Further, the oxidant is: one or more of sodium hypochlorite, sodium persulfate and potassium persulfate.
The invention provides a preparation method of a novel neutral bright cleaning agent, which comprises the following preparation steps:
A. and adding metered deionized water (the weight percentage of the deionized water is the balance of the weight percentage of the raw materials indicated by the B) into a stainless steel or enamel stirring kettle.
B. The other raw materials are added into a stainless steel or enamel stirring kettle in sequence by the following weight percentage:
10-15% of hydroxycarboxylic acid salt
3 to 5 percent of surfactant
A brightener: 3 to 5 percent of
5 to 8 percent of complexing agent
3 to 5 percent of organic amine
8 to 10 percent of oxidant
Stirring and dissolving for 1-2 hours at the rotating speed of 30-60 revolutions per minute at the temperature of 20-50 ℃ to obtain the concentrated solution of the cleaning agent.
When in use, the concentrated cleaning agent solution is mixed with water according to the weight percentage of 10-20 percent to form the working solution.
The third aspect of the invention provides a use method of a novel neutral bright cleaning agent, which takes copper part cleaning as an example and comprises the following use steps:
A. and (3) after the copper piece to be treated is cleaned by deoiling liquid, soaking the copper piece in the 10-20% bright cleaning liquid, and placing the cleaning liquid in ultrasonic equipment.
B. Controlling the temperature of the cleaning solution at 40-50 ℃, ultrasonically cleaning for 5-15 minutes until the brightness requirement is met, taking out the cleaning solution and cleaning the cleaning solution, and then carrying out passivation protection treatment.
Further, the deoiling liquid comprises the following raw materials in percentage by weight: 10-15% of sodium carbonate, 4-6% of sodium silicate pentahydrate, 4-6% of polyether polyol, 2-6% of isomeric fatty alcohol polyoxyethylene ether and 1-5% of alkyl glycoside, wherein the materials are added with water to prepare the deoiling liquid, and the weight percentage of the water is the balance of the raw materials.
Further, the deoiling liquid is heated to 50-60 ℃, and then is cleaned for 5-10 minutes by an ultrasonic machine.
Further, the passivation solution for passivation protection treatment is 0.5-1% of benzotriazole aqueous solution, and is soaked for 1-3 minutes at normal temperature, taken out and cleaned with water.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the preparation method of the novel neutral bright cleaning agent, firstly, metered deionized water (the weight percentage of the deionized water is the balance of the weight percentage of the raw materials) is placed in a container with a proper volume, and then the following other raw materials are placed in the container for placing the deionized water in sequence according to the following weight percentages:
10-15% of hydroxycarboxylic acid salt
3 to 5 percent of surfactant
A brightener: 3 to 5 percent of
5 to 8 percent of complexing agent
3 to 5 percent of organic amine
8 to 10 percent of oxidant
And stirring the raw materials and deionized water for 1-2 hours at the temperature of 20-50 ℃ by using a dispersion machine, and dissolving the raw materials and the deionized water sequentially, wherein the rotating speed of the dispersion machine is 30-60 r/min, and after the stirring time is finished, a concentrated cleaning agent solution is obtained, and when the concentrated cleaning agent solution is used, 10-20% of water is added to obtain a working solution.
The novel neutral bright cleaning agent concentrated solution obtained by the preparation method comprises the following raw materials in percentage by weight:
10-15% of hydroxycarboxylic acid salt
3 to 5 percent of surfactant
A brightener: 3 to 5 percent of
5 to 8 percent of complexing agent
3 to 5 percent of organic amine
8 to 10 percent of oxidant
The balance of deionized water.
The hydroxycarboxylic acid salt is: one or more of potassium citrate, sodium citrate, potassium tartrate, sodium malate and sodium salicylate.
The surfactant is: alkyl glycoside, fatty alcohol-polyoxyethylene ether sulfate, sodium alkyl benzene sulfonate, etc.
The brightener is as follows: polyethylene glycol, ethanol, propanol, glycerol, etc.
The complexing agent is: tetrasodium EDTA, disodium EDTA.
The organic amine is: one or more of monoethanolamine, diethanolamine and triethanolamine.
The oxidant is: one or more of sodium hypochlorite, sodium persulfate and potassium persulfate.
The following examples are intended only to illustrate the invention in detail and are not intended to limit the scope of the invention in any way.
Example 1: preparation of novel neutral bright cleaning agent
Firstly, measured deionized water (the weight percentage of the measured deionized water is the balance of the weight percentage of the raw materials) is placed in a container with a proper volume, and then the following other raw materials are placed in the container for containing the deionized water according to the following weight percentages in sequence:
hydroxycarboxylic acid salt 10%
3 percent of surfactant
A brightener: 3 percent of
Complexing agent 5%
3 percent of organic amine
8 percent of oxidant
And stirring the raw materials and deionized water at 20 ℃ for 1 hour by using a dispersion machine, and dissolving the raw materials and the deionized water sequentially, wherein the rotating speed of the dispersion machine is 30 revolutions per minute, and after the stirring time is finished, a concentrated cleaning agent solution is obtained, and when the concentrated cleaning agent solution is used, 10% of water is added to the concentrated cleaning agent solution to obtain a working solution.
Example 2: preparation of novel neutral bright cleaning agent
Firstly, adding metered deionized water (the weight percentage of the deionized water is the balance of the weight percentage of the raw materials) into a stainless steel or enamel stirring kettle, and then adding the other raw materials into the stainless steel or enamel stirring kettle in sequence by adopting the following weight percentages:
hydroxycarboxylic acid salt 15%
5 percent of surfactant
A brightener: 5 percent of
Complexing agent 8%
5 percent of organic amine
Oxidant 10%
And stirring the raw materials and deionized water at 50 ℃ for 2 hours by using a dispersion machine, and dissolving the raw materials and the deionized water sequentially, wherein the rotating speed of the dispersion machine is 60 revolutions per minute, and after the stirring time is finished, a concentrated cleaning agent solution is obtained, and when the concentrated cleaning agent solution is used, water is added according to the weight of 20% to obtain a working solution.
The invention also provides a use method of the novel neutral bright cleaning agent, which takes copper material cleaning as an example and comprises the following use steps:
1. firstly preparing deoiling liquid, wherein the deoiling liquid comprises the following raw materials in percentage by weight: 10-15% of sodium carbonate, 4-6% of sodium silicate pentahydrate, 4-6% of polyether polyol, 2-6% of isomeric fatty alcohol polyoxyethylene ether and 1-5% of alkyl glycoside, wherein the materials are added with water to prepare the deoiling liquid, and the weight percentage of the water is the balance of the raw materials.
2. Putting the copper piece to be treated into deoiling liquid, heating the deoiling liquid to 50-60 ℃, and then cleaning for 5-10 minutes by using an ultrasonic machine.
3. And cleaning the copper material cleaned by the ultrasonic machine with clear water.
4. The cleaned copper piece is soaked in 10-20% of bright cleaning solution prepared by the invention, and the cleaning solution is placed in ultrasonic equipment.
5. Controlling the temperature of the cleaning solution at 40-50 ℃, ultrasonically cleaning for 5-15 minutes until the brightness requirement is met, taking out the cleaning solution and cleaning the cleaning solution, and then carrying out passivation protection treatment.
6. The passivation solution for passivation protection treatment is 0.5-1% of benzotriazole water solution, and is soaked in the passivation solution at normal temperature for 1-3 minutes, taken out and cleaned with water.
Although the present invention has been described in detail with reference to the embodiments, it will be understood by those skilled in the art that the embodiments may be modified or changed without departing from the spirit of the present invention within the scope of the claims, and the modified or changed embodiments are within the scope of the present invention.
Claims (10)
1. A novel neutral bright cleaning agent is characterized by comprising the following raw materials in percentage by weight:
10-15% of hydroxycarboxylic acid salt
3 to 5 percent of surfactant
A brightener: 3 to 5 percent of
5 to 8 percent of complexing agent
3 to 5 percent of organic amine
8 to 10 percent of oxidant
The balance of deionized water.
2. The novel neutral bright cleaning agent according to claim 1, wherein the salt of hydroxycarboxylic acid is: one or more of potassium citrate, sodium citrate, potassium tartrate, sodium malate and sodium salicylate.
3. The novel neutral bright cleaning agent according to claim 1, wherein the surfactant is: alkyl glycoside, fatty alcohol-polyoxyethylene ether sulfate, sodium alkyl benzene sulfonate, etc.
4. The novel neutral bright cleaning agent according to claim 1, wherein the brightener is: polyethylene glycol, ethanol, propanol, glycerol, etc.
5. The novel neutral bright cleaning agent according to claim 1, wherein the complexing agent is: tetrasodium EDTA, disodium EDTA.
6. The novel neutral bright cleaning agent according to claim 1, wherein the organic amine is: one or more of monoethanolamine, diethanolamine and triethanolamine.
7. The novel neutral bright cleaning agent according to claim 1, wherein the oxidizing agent is: one or more of sodium hypochlorite, sodium persulfate and potassium persulfate.
8. The preparation method of the novel neutral bright cleaning agent is characterized by comprising the following preparation steps of:
A. and adding the metered deionized water into a stainless steel or enamel stirring kettle.
B. The other raw materials are put into a stainless steel or enamel stirred tank in the following weight percentage in sequence:
10-15% of hydroxycarboxylic acid salt
3 to 5 percent of surfactant
A brightener: 3 to 5 percent of
5 to 8 percent of complexing agent
3 to 5 percent of organic amine
8 to 10 percent of oxidant
Stirring and dissolving for 1-2 hours at the stirring speed of 30-60 revolutions per minute at the temperature of 20-50 ℃, and obtaining the concentrated solution of the cleaning agent.
C. When in use, the concentrated cleaning agent solution is mixed with water according to the weight percentage of 10-20 percent to obtain the working solution.
9. The use method of the novel neutral bright cleaning agent is characterized by comprising the following use steps:
A. and (3) after the copper piece to be treated is cleaned by deoiling liquid, soaking the copper piece in the 10-20% bright cleaning liquid, and placing the cleaning liquid in ultrasonic equipment.
B. Controlling the temperature of the cleaning solution at 40-50 ℃, ultrasonically cleaning for 5-15 minutes until the brightness requirement is met, taking out the cleaning solution and cleaning the cleaning solution, and then carrying out passivation protection treatment.
10. The use method of the novel neutral bright cleaning agent according to claim 9, wherein the weight percentage of the deoiling liquid is as follows: 10-15% of sodium carbonate, 4-6% of sodium silicate pentahydrate, 4-6% of polyether polyol, 2-6% of isomeric fatty alcohol polyoxyethylene ether and 1-5% of alkyl glycoside, wherein the materials are added with water to prepare the deoiling liquid, the weight percentage of the water is the balance of the raw materials, the working solution is heated to 50-60 ℃, and the ultrasonic cleaning is carried out for 5-10 minutes. The passivation solution for passivation protection is 0.5-1% of benzotriazole water solution, and is soaked for 1-3 minutes at normal temperature, taken out and cleaned with water.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011344101.2A CN112458470A (en) | 2020-11-26 | 2020-11-26 | Novel neutral bright cleaning agent and preparation method and use method thereof |
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| CN202011344101.2A CN112458470A (en) | 2020-11-26 | 2020-11-26 | Novel neutral bright cleaning agent and preparation method and use method thereof |
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| CN112458470A true CN112458470A (en) | 2021-03-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115466964A (en) * | 2022-09-15 | 2022-12-13 | 杭州和韵科技有限公司 | All-in-one cleaning agent for aluminum and aluminum alloy precision parts and application thereof |
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| CN102329572A (en) * | 2011-09-20 | 2012-01-25 | 深圳市力合材料有限公司 | Copper chemical and mechanical polishing combination |
| CN103757636A (en) * | 2014-01-07 | 2014-04-30 | 华南理工大学 | Chemical polishing solution and alloy surface polishing treatment method |
| CN104047008A (en) * | 2014-06-23 | 2014-09-17 | 梧州恒声电子科技有限公司 | Copper cleaning process |
| CN105483730A (en) * | 2015-12-14 | 2016-04-13 | 华南理工大学 | Neutral environment-friendly metal oil removal and scale removal cleaning fluid and preparation method thereof |
| CN108165971A (en) * | 2017-12-13 | 2018-06-15 | 浙江灿根智能科技有限公司 | The anti-rotten antirust passivation process of copper alloy surface |
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2020
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Patent Citations (6)
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|---|---|---|---|---|
| CN102329572A (en) * | 2011-09-20 | 2012-01-25 | 深圳市力合材料有限公司 | Copper chemical and mechanical polishing combination |
| CN103757636A (en) * | 2014-01-07 | 2014-04-30 | 华南理工大学 | Chemical polishing solution and alloy surface polishing treatment method |
| CN104047008A (en) * | 2014-06-23 | 2014-09-17 | 梧州恒声电子科技有限公司 | Copper cleaning process |
| CN105483730A (en) * | 2015-12-14 | 2016-04-13 | 华南理工大学 | Neutral environment-friendly metal oil removal and scale removal cleaning fluid and preparation method thereof |
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| CN115466964A (en) * | 2022-09-15 | 2022-12-13 | 杭州和韵科技有限公司 | All-in-one cleaning agent for aluminum and aluminum alloy precision parts and application thereof |
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